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Liquid Springs Suspension Questions

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Sarz272000

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Liquid Springs Suspension Questions
« on: May 21, 2025, 04:32:37 pm »
For those with LS I have a couple questions.

1) Is maintenance a chore?  I see things like inspect and torque the bolts and nuts, check the hydraulic fluid level in the reservoir, inspect the hydraulic lines, fittings, and components for any signs of fluid leaks are some things I found to be done every 6 months.  Anything I missed?
2) For PC that are older, like 5 years, do you think the system requires any major over haul or significant upgrades? Do you feel it could perform as expected for 10 years or more?
3) Have you have any issues with your LS on a PC? 
4) Do you find LS easy to use?
5) Do you find LS does as it was expected to do? Is the ride different than without LS?  Worth the cost?
6) Have you used a vendor that specializes in LS and were you satisfied?

Thanks for your time!

Ron Sarzynski

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jim.godfrey

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  • ModelYear: 2020
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Re: Liquid Springs Suspension Questions
« Reply #1 on: May 22, 2025, 08:55:19 pm »
Hi Ron: I have LS on my 2020 2552.
Have only had a couple minor issues so far:
1) one of the hydraulic hoses was rubbing on the metal wheel well and got minor surface chaffing. I noticed this and rectified at home. It was really a Phoenix issue as I believe the wheel well is installed after the LS is installed to the frame. It was an easy fix but could have become a big issue had I not caught it.
2) small bug I have been living with: when I use LS to raise the rig, which is not very often, the limit switch is out of adjustment so that although the rig goes up as it should, it doesn't go up quite high enough to trigger the switch to turn the pump off. No biggie, just an annoyance. Some day I'll try to adjust the switch a bit.

I have been doing my own inspections on the system and was planning to stop by LS when I was in Elkhart to ask them to check the torques, but a fellow PC owner told me that when he brought his in for inspection, the way they checked the torque was just a visual inspection of the bolts which have lines painted on them to indicate original position. So now I do that too.  :lol

As far as longevity, time will tell. But my understanding is LS has been used on ambulances for quite some time.

Regarding the ride, I think it is great but admittedly have never driven a PC without it. Can say it sure beats the ride of my previous Coachman class C!


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Sarz272000

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Re: Liquid Springs Suspension Questions
« Reply #2 on: May 24, 2025, 11:39:07 am »
Jim
Thanks for ur response and hope all is well.  LS is complicated compared to the normal rear end.  It does appear to give better ride quality.  After careful consideration I do not think it is something I want to pay for in an older PC due to potential issues that could arise.  In a new PC probably good to have though.  There is a 2019 for sale that has it.  The 2019 also has a 6 inch frame extension which increases the bed length.  That is really what I want.  Our previous 2551 was a great unit.  It had the normal bed sizes.  They were adequate.  But if I was to buy another PC it would have to have longer beds.  Unfortunately, not many PC’s for sale with longer beds. 

Happy Trails!

Ron Sarzynski

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Ron Dittmer

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Re: Liquid Springs Suspension Questions
« Reply #3 on: May 25, 2025, 09:08:56 am »
All the fancy features like Liquid Springs are great when new and working well.  The same generalization applies to slide-outs and hydraulic levelers.  Some features age well, others... oh well.  Hopefully Liquid Springs age well.
Ron (& Irene) Dittmer